Better NPC's! At the moment they do noting apart from trade. (and trade badly)
You should be able to TAME THEM N Then they follow you. You should be able to open their inventory and give them swords and stuff. You should be able to tame them with pumpkin pie (just a thought)! It would make survival and finding villages much more fun! Might be bit hard to code but, #yolo
THE VILLAGER UPDATE